tc_police_scale.sh

  1# SPDX-License-Identifier: GPL-2.0
  2
  3TC_POLICE_NUM_NETIFS=2
  4
  5tc_police_h1_create()
  6{
  7	simple_if_init $h1
  8}
  9
 10tc_police_h1_destroy()
 11{
 12	simple_if_fini $h1
 13}
 14
 15tc_police_switch_create()
 16{
 17	simple_if_init $swp1
 18	tc qdisc add dev $swp1 clsact
 19}
 20
 21tc_police_switch_destroy()
 22{
 23	tc qdisc del dev $swp1 clsact
 24	simple_if_fini $swp1
 25}
 26
 27tc_police_addr()
 28{
 29       local num=$1; shift
 30
 31       printf "2001:db8:1::%x" $num
 32}
 33
 34tc_police_rules_create()
 35{
 36	local count=$1; shift
 37	local should_fail=$1; shift
 38
 39	TC_POLICE_BATCH_FILE="$(mktemp)"
 40
 41	for ((i = 0; i < count; ++i)); do
 42		cat >> $TC_POLICE_BATCH_FILE <<-EOF
 43			filter add dev $swp1 ingress \
 44				prot ipv6 \
 45				pref 1000 \
 46				flower skip_sw dst_ip $(tc_police_addr $i) \
 47				action police rate 10mbit burst 100k \
 48				conform-exceed drop/ok
 49		EOF
 50	done
 51
 52	tc -b $TC_POLICE_BATCH_FILE
 53	check_err_fail $should_fail $? "Rule insertion"
 54}
 55
 56__tc_police_test()
 57{
 58	local count=$1; shift
 59	local should_fail=$1; shift
 60
 61	tc_police_rules_create $count $should_fail
 62
 63	offload_count=$(tc -j filter show dev $swp1 ingress |
 64			jq "[.[] | select(.options.in_hw == true)] | length")
 65	((offload_count == count))
 66	check_err_fail $should_fail $? "tc police offload count"
 67}
 68
 69tc_police_test()
 70{
 71	local count=$1; shift
 72	local should_fail=$1; shift
 73
 74	if ! tc_offload_check $TC_POLICE_NUM_NETIFS; then
 75		check_err 1 "Could not test offloaded functionality"
 76		return
 77	fi
 78
 79	__tc_police_test $count $should_fail
 80}
 81
 82tc_police_setup_prepare()
 83{
 84	h1=${NETIFS[p1]}
 85	swp1=${NETIFS[p2]}
 86
 87	vrf_prepare
 88
 89	tc_police_h1_create
 90	tc_police_switch_create
 91}
 92
 93tc_police_cleanup()
 94{
 95	pre_cleanup
 96
 97	tc_police_switch_destroy
 98	tc_police_h1_destroy
 99
100	vrf_cleanup
101}